2AAV8QH-9826AMain unit(receiver)

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SCS-F18: Project and Product Certification Representative Authorization Letter Page 1 of 2 Rev 5.0 775 Montague Expressway Milpitas, CA 95035 Tel: 408-526-1188 Fax: 408-526-1088 Email: [email protected] Project and Product Certification Representative Authorization Letter Reason for Amendment (current / obsolete) Revision History Approved Date From To Initial Release (obsolete) 1.0 1.0 Nov-14-2006 Revised wording (obsolete) 1.0 2.0 Sept–25-2007 Updated company template (obsolete) 2.0 3.0 Jan-31-2012 Updated letter information (obsolete) 3.0 4.0 May-23-2014 Added FCC ID field (current) 4.0 5.0 Sept 16 2014 SCS-F18: Project and Product Certification Representative Authorization Letter Page 2 of 2 Rev 5.0 SHENZHEN QIAOHUA INDUSTRIES LIMITED 2015-09-09 To: SIEMIC, INC. 775 Montague Expressway, Milpitas, CA 95035 USA Dear Sir/Madam, Re: Product Certification Representative Authorization Letter We, ____ SHENZHEN QIAOHUA INDUSTRIES LIMITED __ hereby authorize SIEMIC, Inc. to act as a Certification Body for certifying for the following project(s): Product： Main unit(receiver) Trade Name： QUHWA Model Name： QH-9826A Serial Model： N/A FCC ID： 2AAV8QH-9826A Sincerely, Signature Client’s name / title : Swiss Yang / Sales assistant Contact information / address : Qiaohua Industrial Zone, Luo Tian Forestry Center, Song Gang Town, Bao An District, Shenzhen, Guangdong, 518105 China

SCS-F19: Confidentiality Request Letter Page 1 of 2 Rev 4.0 775 Montague Expressway Milpitas, CA 95035 Tel: 408-526-1188 Fax: 408-526-1088 Email: [email protected] Confidentiality Request Letter Reason for Amendment (current / obsolete) Revision History Approved Date From To Initial Release (obsolete) 1.0 1.0 Nov-14-2006 Adding CFR 2.459 (obsolete) 1.0 2.0 August – 11 - 2008 Updated company template & Added text box (obsolete) 2.0 3.0 Jan-31-2012 Added IC confidentiality letter form (current) 3.0 4.0 March-26-2015 SCS-F19: Confidentiality Request Letter Page 2 of 2 Rev 4.0 SHENZHEN QIAOHUA INDUSTRIES LIMITED 2015-09-09 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Subject: Permanent Confidentiality Request for FCC ID: 2AAV8QH-9826A We hereby request confidential treatment of information accompanying this application as outlined below: - . Block Diagram - Schematics - Operational Description - The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 & 0.459 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Signature Client’s name / title : Swiss Yang / Sales assistant Contact information / address : Qiaohua Industrial Zone, Luo Tian Forestry Center, Song Gang Town, Bao An District, Shenzhen, Guangdong, 518105 China

APPENDIX-PHOTOGRAPHS OF EUT CONSTRUCTIONAL DETAILS Photo 1 Photo 2 Photo 3 Photo 4 Photo 5 Photo 6

FCC ID LABELING AND LOCATION FCC ID Label Main unit(receiver) Model NO.: QH-9826A FCC ID: 2AAV8QH-9826A FCC ID Label Location The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

APPENDIX-PHOTOGRAPHS OF EUT CONSTRUCTIONAL DETAILS Photo 1 Photo 2 ANT Photo 3 Photo 4

FCC Test Report FCC ID:2AAV8QH-9826A Product： Main unit(receiver) Trade Name： QUHWA Model Name： QH-9826A Serial Model： N/A Report No.： NTEK-2015NT 0813492F Prepared for SHENZHEN QIAOHUA INDUSTRIES LIMITED Qiaohua Industrial Zone, Luo Tian Forestry Center, Song Gang Town, Bao An District, Shenzhen, Guangdong, 518105 China Prepared by Shenzhen NTEK Testing Technology Co., Ltd. 1/F, Building E, Fenda Science Park, Sanwei Community, Xixiang Street, Bao’an District, Shenzhen P.R. China Tel.: +86-0755-61156588 Fax.: +86-0755-61156599 Website: www.ntek.org.cn Page 2 of 19 Report No.: NTEK-2015NT0813492F TEST RESULT CERTIFICATION Applicant’s name ................. : SHENZHEN QIAOHUA INDUSTRIES LIMITED Address ................................. : Qiaohua Industrial Zone, Luo Tian Forestry Center, Song Gang Town, Bao An District, Shenzhen, Guangdong, 518105 China Manufacture's Name ............ : SHENZHEN QIAOHUA INDUSTRIES LIMITED Address ................................. : Qiaohua Industrial Zone, Luo Tian Forestry Center, Song Gang Town, Bao An District, Shenzhen, Guangdong, 518105 China Product description Product name ........................... : Main unit(receiver) Model and/or type reference : QH-9826A Standards ............................. : FCC Part15B:01 Oct.2014 ANSI C63.4:2014 This device described above has been tested by NTEK, and the test results show that the equipment under test (EUT) is in compliance with Part 15 of FCC Rules. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of NTEK, this document may be altered or revised by NTEK, personnel only, and shall be noted in the revision of the document. Date of Test ............................................ : Date (s) of performance of tests ............. : 13 Aug. 2015 ~25 Aug. 2015 Date of Issue ........................................... : 25 Aug. 2015 Test Result ............................................... : Pass Testing Engineer : (Allen Liu) Technical Manager : (Brown Lu) Authorized Signatory : (Sam Chen) Page 3 of 19 Report No.: NTEK-2015NT0813492F Table of Contents Page 1 . TEST SUMMARY 4 1.1 TEST FACILITY 5 1.2 MEASUREMENT UNCERTAINTY 5 2 . GENERAL INFORMATION 6 2.1 GENERAL DESCRIPTION OF EUT 6 2.2 DESCRIPTION OF TEST SETUP 8 2.3 DESCRIPTION TEST PERIPHERAL AND EUT PERIPHERAL 9 2.4 MEASUREMENT INSTRUMENTS LIST 10 3 . EMC EMISSION TEST 11 3.1 CONDUCTED EMISSION MEASUREMENT 11 3.1.1 POWER LINE CONDUCTED EMISSION 11 3.1.2 TEST PROCEDURE 12 3.1.3 TEST SETUP 12 3.1.4 EUT OPERATING CONDITIONS 12 3.1.5 TEST RESULTS 13 3.2 RADIATED EMISSION MEASUREMENT 14 3.2.1 LIMITS OF RADIATED EMISSION MEASUREMENT 14 3.2.2 TEST PROCEDURE 14 3.2.3 TEST SETUP 15 3.2.4 TEST RESULTS 16 3.2.5 TEST RESULTS(1000~12400MHz) 18 4 . EUT TEST PHOTO 19 Page 4 of 19 Report No.: NTEK-2015NT0813492F 1. TEST SUMMARY Test procedures according to the technical standards: EMC Emission Standard Test Item Limit Judgment Remark FCC Part15B:2014 ANSI C63.4: 2014 Conducted Emission Class B N/A Radiated Emission Class B PASS NOTE: (1) ’N/A’ denotes test is not applicable in this Test Report (2) For client’s request and manual description, the test will not be executed. Page 5 of 19 Report No.: NTEK-2015NT0813492F 1.1 TEST FACILITY NTEK Testing Technology Co., Ltd Add. : 1/F, Building E, Fenda Science Park, Sanwei Community, Xixiang Street, Bao’an District, Shenzhen P.R. China. FCC Registration Number:238937; IC Registration Number:9270A-1 CNAS Registration Number:L5516 1.2 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ± U，where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2，providing a level of confidence of approximately 95 %. A. Conducted Measurement : Test Site Method Measurement Frequency Range U，(dB) NOTE NTEKC01 ANSI150 KHz ~ 30MHz 3.2 B. Radiated Measurement : Test Site Method Measurement Frequency Range U，(dB) NOTE NTEKA01 ANSI30MHz ~ 1000MHz 4.7 1GHz ~12.4GHz 5.0 Page 6 of 19 Report No.: NTEK-2015NT0813492F 2. GENERAL INFORMATION 2.1 GENERAL DESCRIPTION OF EUT Equipment Main unit(receiver) Model Name QH-9826A Additional Model Number(s) N/A Model Difference N/A Product Description The EUT is a Main unit(receiver) . Operation Frequency: 433.92MHz Modulation Type: ASK Power Source DC Voltage Adapter N/A Battery 1.5V*3 cell ”AAA” alkaline battery Page 7 of 19 Report No.: NTEK-2015NT0813492F 2.1.1 DESCRIPTION OF TEST MODES To investigate the maximum EMI emission characteristics generates from EUT, the test system was pre-scanning tested base on the consideration of following EUT operation mode or test configuration mode which possible have effect on EMI emission level. Each of these EUT operation mode(s) or test configuration mode(s) mentioned above was evaluated respectively. Pretest Mode Description Mode 1 normal working Mode For Radiated Test Final Test Mode Description Mode 1 normal working Mode Note: Final Test Mode: Through Pre-scan, find the mode 1 is the worse case. Only the worst case mode is recorded in the report. Page 8 of 19 Report No.: NTEK-2015NT0813492F 2.2 DESCRIPTION OF TEST SETUP E-1 EUT Page 9 of 19 Report No.: NTEK-2015NT0813492F 2.3 DESCRIPTION TEST PERIPHERAL AND EUT PERIPHERAL The EUT has been tested as an independent unit together with other necessary accessories or support units. The following support units or accessories were used to form a representative test configuration during the tests. Item Equipment Brand Model/Type No. Series No. Note E-1 Main unit(receiver) QUHWA QH-9826A N/A EUT Item Shielded Type Ferrite CoreLength Note Note: (1) The support equipment was authorized by Declaration of Confirmation. (2) For detachable type I/O cable should be specified the length in cm in『Length』column. (3) “YES” means “shielded” “with core”; “NO” means “unshielded” “without core”. Page 10 of 19 Report No.: NTEK-2015NT0813492F 2.4 MEASUREMENT INSTRUMENTS LIST 2.4.1 CONDU…

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Page 19 of 19 Report No.: NTEK-2015NT0813492F 4. EUT TEST PHOTO Radiated Measurement Photos